Home / 13,434,106.56-20,154,153.60-4,914,254.40

Finding the Fourth Proportional to 13,434,106.56, 20,154,153.60 and 4,914,254.40

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Solution

The fourth proportional to 13,434,106.56, 20,154,153.60 and 4,914,254.40 is: 7,372,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,106.56 : 20,154,153.60 = 4,914,254.40 : x
  2. Step 2: Convert to fraction form
    13,434,106.56/20,154,153.60 = 4,914,254.40/x
  3. Step 3: Cross multiply
    13,434,106.56x = 20,154,153.60 × 4,914,254.40
  4. Step 4: Simplify right side
    13,434,106.56x = 99,042,638,007,075.86
  5. Step 5: Solve for x
    x = 99,042,638,007,075.86/13,434,106.56
  6. Step 6: Final answer
    x = 7,372,476.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.